Alert archive / Utah / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 56, NWS Salt Lake City, UT

August 13, 2024Tooele County, Utah

NWS Salt Lake City, UT issued this severe thunderstorm warning at Aug 13, 2024, 3:05 PM MDT for Tooele County, Utah. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 13, 2024, 3:05 PM MDT (21:05 UTC)
Expired
Aug 13, 2024, 3:45 PM MDT
In force
40 min
Issued by
NWS Salt Lake City, UT
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

County Tooele County, UT

The radar

The Salt Lake City radar (KMTX), 107 km from the middle of the area, began a volume at 21:03 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Salt Lake City, UT wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 13, 3:26 AM MDT, 11 hours 39 minutes earlier.

Area forecast discussion, Aug 13, 3:26 AM MDT, 11 hours 39 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

In the hours before

Local storm report, Aug 13, 12:30 PM MDT, 2 hours 35 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Special weather statement, Aug 13, 12:34 PM MDT, 2 hours 31 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Special weather statement, Aug 13, 1:11 PM MDT, 1 hour 54 minutes before
Special Weather Statement
National Weather Service Salt Lake City UT
111 PM MDT Tue Aug 13 2024

UTZ128-131-132000-
South Central Utah UT-Glen Canyon Recreation Area/Lake Powell UT-
111 PM MDT Tue Aug 13 2024

...A strong thunderstorm will impact portions of southwestern San
Juan and south central Kane Counties through 200 PM MDT
...

At 110 PM MDT, Doppler radar was tracking a strong thunderstorm over
Stud Horse Point, or 10 miles northwest of Page, moving east at 25
mph.

HAZARD...Wind gusts up to 50 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Lake Powell, Stateline Wash Slot Canyon, Labyrinth Canyon, and Stud
Horse Point.

This storm will be capable of producing strong gusty winds on Lake
Powell. This will lead to a sudden increase in waves and very choppy
waters which will result in hazardous boating conditions. Boaters are
urged to seek safe harbor if possible.

This includes US Route 89 between mile markers 0 and 1.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3710 11160 3717 11117 3700 11116 3700 11159
TIME...MOT...LOC 1910Z 266DEG 14KT 3702 11159

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH

DVC
Special weather statement, Aug 13, 2:10 PM MDT, 55 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Local storm report, Aug 13, 2:49 PM MDT, 16 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Special weather statement, Aug 13, 2:51 PM MDT, 14 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

Everything else NWS Salt Lake City, UT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 13, 10:47 AM MDTFlash Flood Warning Considerable damage threatSLCKane, Washington3 hr
Aug 13, 11:43 AM MDTFlash Flood Warning Considerable damage threatSLCKane7 hr
Aug 13, 12:04 PM MDTSpecial Weather StatementSLCPiute26 min
Aug 13, 12:34 PM MDTSpecial Weather StatementSLCPiute26 min
Aug 13, 1:11 PM MDTSpecial Weather StatementSLCKane49 min
Aug 13, 1:17 PM MDTFlash Flood Warning Considerable damage threatSLCGarfield, Wayne3 hr
Aug 13, 2:10 PM MDTFlash Flood Warning Considerable damage threatSLCGarfield, Kane9 hr
Aug 13, 2:10 PM MDTSpecial Weather StatementSLCGarfield35 min
Aug 13, 2:51 PM MDTFlash Flood Warning Considerable damage threatSLCGarfield3 hr
Aug 13, 2:51 PM MDTSpecial Weather StatementSLCTooele39 min
Aug 13, 3:42 PM MDTSevere Thunderstorm WarningSLCTooele48 min
Aug 13, 4:04 PM MDTFlash Flood Warning Considerable damage threatSLCGarfield, Kane3 hr
Aug 13, 4:09 PM MDTSpecial Weather StatementSLCDavis36 min
Aug 13, 4:12 PM MDTSpecial Weather StatementSLC48 min
Aug 13, 4:22 PM MDTSevere Thunderstorm WarningSLCBox Elder, Davis, Morgan, Salt Lake, Tooele, Weber38 min
Aug 13, 4:25 PM MDTSevere Thunderstorm WarningSLCSalt Lake, Tooele, Utah35 min
Aug 13, 4:28 PM MDTFlash Flood Warning Considerable damage threatSLCGarfield3 hr
Aug 13, 4:37 PM MDTSpecial Weather StatementSLC38 min
Aug 13, 4:56 PM MDTFlash Flood Warning Considerable damage threatSLCKane2 hr
Aug 13, 4:56 PM MDTSevere Thunderstorm WarningSLCSalt Lake, Tooele, Utah34 min
Aug 13, 4:59 PM MDTSevere Thunderstorm WarningSLCDavis, Morgan, Salt Lake, Tooele, Weber31 min
Aug 13, 5:12 PM MDTFlash Flood Warning Considerable damage threatSLCTooele3 hr
Aug 13, 5:26 PM MDTSevere Thunderstorm WarningSLCDavis, Morgan, Salt Lake, Summit, Wasatch, Weber49 min
Aug 13, 5:29 PM MDTSevere Thunderstorm WarningSLCSalt Lake, Utah, Wasatch46 min
Aug 13, 5:31 PM MDTSpecial Weather StatementSLC14 min
Aug 13, 5:47 PM MDTAreal Flood AdvisorySLCSalt Lake, Utah118 min
Aug 13, 5:56 PM MDTSevere Thunderstorm WarningSLCCache49 min

Nearby

Severe Thunderstorm Warnings in Utah, 2024Every severe thunderstorm warning in 2024

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.